Commutators originated over 100 years ago as a by-product of computing group characters of nonabelian groups. They are now an established and immensely useful tool in all of group theory. Commutators ...

Ganatra, Sheel and Pomerleano, Daniel 2020. Symplectic cohomology rings of affine varieties in the topological limit. Geometric and Functional Analysis, Vol. 30 ...

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There are two solutions to this problem: Unlike commutators, a pair of unary operators could validly be marked as each other's negators; that would mean (A x) equals NOT (B x) for all x, or the ...

Switch-mode technology has made inverters which take a low DC voltage and turn it into a usable mains voltage within the reach of everybody. But still, there might be moments when a mains supply ...